Pentium III 800 vs Pentium M ULV 900
Primary details
Comparing Pentium M ULV 900 and Pentium III 800 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Pentium M | no data |
| Architecture codename | Banias (2003) | Coppermine T (2000) |
| Release date | no data | no data |
Detailed specifications
Pentium M ULV 900 and Pentium III 800 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 1 (Single-Core) | 1 (Single-Core) |
| Threads | 1 | 1 |
| Boost clock speed | 0.9 GHz | 0.8 GHz |
| Bus rate | 400 MHz | no data |
| L1 cache | no data | 8 KB |
| L2 cache | no data | 256 KB |
| L3 cache | no data | 0 KB |
| Chip lithography | 130 nm | 180 nm |
| Die size | no data | 80 mm2 |
| Maximum case temperature (TCase) | no data | 69 °C |
| Number of transistors | no data | 44 million |
| 64 bit support | - | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Pentium M ULV 900 and Pentium III 800 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | no data | 1 |
| Socket | no data | 370 |
| Power consumption (TDP) | 7 Watt | 38 Watt |
Pros & cons summary
| Chip lithography | 130 nm | 180 nm |
| Power consumption (TDP) | 7 Watt | 38 Watt |
Pentium M ULV 900 has a 38.5% more advanced lithography process, and 442.9% lower power consumption.
We couldn't decide between Pentium M ULV 900 and Pentium III 800. We've got no test results to judge.
Be aware that Pentium M ULV 900 is a notebook processor while Pentium III 800 is a desktop one.
Should you still have questions on choice between Pentium M ULV 900 and Pentium III 800, ask them in Comments section, and we shall answer.
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